Update app.py

app.py

@@ -11,6 +11,7 @@ def image_interface(prompt, negative_prompt, guidance_scale, steps):
         negative_prompt = negative_prompt,
         guidance_scale = guidance_scale,
         num_inference_steps = steps, 
+        model = 'stabilityai/stable-diffusion-xl-base-1.0'
     )
 
     return response